/Engine/Plugins/Runtime/GameplayAbilities/Source/GameplayAbilities/Public/AbilitySystemComponent.h
Returns an ability spec from a handle. If modifying call MarkAbilitySpecDirty
[FGameplayAbilitySpec](API\Plugins\GameplayAbilities\FGameplayAbilitySpec) * FindAbilitySpecFromHandle ( [FGameplayAbilitySpecHandle](API\Plugins\GameplayAbilities\FGameplayAbilitySpecHandle) Handle ) const